Use:  Streamline process to develop apps across mobile devices or responsive design layouts.

Screensiz.es provides a database of information about smartphone, tablet, laptop and desktop screen sizes sortable by operating system,  physical size, pixel dimension , resolution, pixel density and device popularity.  The database lists data for 28 smartphones, 25 tablets and 23 desktop devices.

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The Next Web: Simplify your responsive design workflow with Screensiz.es, a database of mobile and desktop specs